*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#define HAVE_AV_CONFIG_H
#include "avformat.h"
#undef main /* We don't want SDL to override our main() */
#endif
+#ifdef CONFIG_OS2
+#define INCL_DOS
+ #include <os2.h>
+ #include <stdio.h>
+
+ void MorphToPM()
+ {
+ PPIB pib;
+ PTIB tib;
+
+ DosGetInfoBlocks(&tib, &pib);
+
+ // Change flag from VIO to PM:
+ if (pib->pib_ultype==2) pib->pib_ultype = 3;
+ }
+#endif
+
#if defined(__linux__)
#define HAVE_X11
#endif
#define MAX_VIDEOQ_SIZE (5 * 256 * 1024)
#define MAX_AUDIOQ_SIZE (5 * 16 * 1024)
+#define MAX_SUBTITLEQ_SIZE (5 * 16 * 1024)
/* SDL audio buffer size, in samples. Should be small to have precise
A/V sync as SDL does not have hardware buffer fullness info. */
#define SDL_AUDIO_BUFFER_SIZE 1024
/* no AV sync correction is done if below the AV sync threshold */
-#define AV_SYNC_THRESHOLD 0.08
+#define AV_SYNC_THRESHOLD 0.01
/* no AV correction is done if too big error */
#define AV_NOSYNC_THRESHOLD 10.0
} PacketQueue;
#define VIDEO_PICTURE_QUEUE_SIZE 1
+#define SUBPICTURE_QUEUE_SIZE 4
typedef struct VideoPicture {
- double pts; /* presentation time stamp for this picture */
+ double pts; ///<presentation time stamp for this picture
SDL_Overlay *bmp;
int width, height; /* source height & width */
int allocated;
} VideoPicture;
+typedef struct SubPicture {
+ double pts; /* presentation time stamp for this picture */
+ AVSubtitle sub;
+} SubPicture;
+
enum {
AV_SYNC_AUDIO_MASTER, /* default choice */
AV_SYNC_VIDEO_MASTER,
int abort_request;
int paused;
int last_paused;
+ int seek_req;
+ int seek_flags;
+ int64_t seek_pos;
AVFormatContext *ic;
int dtg_active_format;
int audio_stream;
-
+
int av_sync_type;
double external_clock; /* external clock base */
int64_t external_clock_time;
-
+
double audio_clock;
double audio_diff_cum; /* used for AV difference average computation */
double audio_diff_avg_coef;
int audio_hw_buf_size;
/* samples output by the codec. we reserve more space for avsync
compensation */
- uint8_t audio_buf[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2];
- int audio_buf_size; /* in bytes */
+ uint8_t audio_buf[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2];
+ unsigned int audio_buf_size; /* in bytes */
int audio_buf_index; /* in bytes */
AVPacket audio_pkt;
uint8_t *audio_pkt_data;
int audio_pkt_size;
- int64_t audio_pkt_ipts;
-
+
int show_audio; /* if true, display audio samples */
int16_t sample_array[SAMPLE_ARRAY_SIZE];
int sample_array_index;
int last_i_start;
-
+
+ SDL_Thread *subtitle_tid;
+ int subtitle_stream;
+ int subtitle_stream_changed;
+ AVStream *subtitle_st;
+ PacketQueue subtitleq;
+ SubPicture subpq[SUBPICTURE_QUEUE_SIZE];
+ int subpq_size, subpq_rindex, subpq_windex;
+ SDL_mutex *subpq_mutex;
+ SDL_cond *subpq_cond;
+
double frame_timer;
double frame_last_pts;
double frame_last_delay;
- double video_clock;
+ double video_clock; ///<pts of last decoded frame / predicted pts of next decoded frame
int video_stream;
AVStream *video_st;
PacketQueue videoq;
- int64_t ipts;
- int picture_start; /* true if picture starts */
- double video_last_P_pts; /* pts of the last P picture (needed if B
- frames are present) */
- double video_current_pts; /* current displayed pts (different from
- video_clock if frame fifos are used) */
- int64_t video_current_pts_time; /* time at which we updated
- video_current_pts - used to
- have running video pts */
+ double video_current_pts; ///<current displayed pts (different from video_clock if frame fifos are used)
+ int64_t video_current_pts_time; ///<time (av_gettime) at which we updated video_current_pts - used to have running video pts
VideoPicture pictq[VIDEO_PICTURE_QUEUE_SIZE];
int pictq_size, pictq_rindex, pictq_windex;
SDL_mutex *pictq_mutex;
SDL_cond *pictq_cond;
-
+
+ SDL_mutex *video_decoder_mutex;
+ SDL_mutex *audio_decoder_mutex;
+ SDL_mutex *subtitle_decoder_mutex;
+
// QETimer *video_timer;
char filename[1024];
int width, height, xleft, ytop;
static int display_disable;
static int show_status;
static int av_sync_type = AV_SYNC_AUDIO_MASTER;
+static int64_t start_time = AV_NOPTS_VALUE;
+static int debug = 0;
+static int debug_mv = 0;
+static int step = 0;
+static int thread_count = 1;
+static int workaround_bugs = 1;
+static int fast = 0;
+static int genpts = 0;
+static int lowres = 0;
+static int idct = FF_IDCT_AUTO;
+static enum AVDiscard skip_frame= AVDISCARD_DEFAULT;
+static enum AVDiscard skip_idct= AVDISCARD_DEFAULT;
+static enum AVDiscard skip_loop_filter= AVDISCARD_DEFAULT;
+static int error_resilience = FF_ER_CAREFUL;
+static int error_concealment = 3;
/* current context */
static int is_full_screen;
q->cond = SDL_CreateCond();
}
-static void packet_queue_end(PacketQueue *q)
+static void packet_queue_flush(PacketQueue *q)
{
AVPacketList *pkt, *pkt1;
+ SDL_LockMutex(q->mutex);
for(pkt = q->first_pkt; pkt != NULL; pkt = pkt1) {
pkt1 = pkt->next;
av_free_packet(&pkt->pkt);
+ av_freep(&pkt);
}
+ q->last_pkt = NULL;
+ q->first_pkt = NULL;
+ q->nb_packets = 0;
+ q->size = 0;
+ SDL_UnlockMutex(q->mutex);
+}
+
+static void packet_queue_end(PacketQueue *q)
+{
+ packet_queue_flush(q);
SDL_DestroyMutex(q->mutex);
SDL_DestroyCond(q->cond);
}
{
AVPacketList *pkt1;
+ /* duplicate the packet */
+ if (av_dup_packet(pkt) < 0)
+ return -1;
+
pkt1 = av_malloc(sizeof(AVPacketList));
if (!pkt1)
return -1;
pkt1->pkt = *pkt;
pkt1->next = NULL;
+
SDL_LockMutex(q->mutex);
if (!q->last_pkt)
SDL_LockMutex(q->mutex);
q->abort_request = 1;
-
+
SDL_CondSignal(q->cond);
SDL_UnlockMutex(q->mutex);
ret = -1;
break;
}
-
+
pkt1 = q->first_pkt;
if (pkt1) {
q->first_pkt = pkt1->next;
return ret;
}
-static inline void fill_rectangle(SDL_Surface *screen,
+static inline void fill_rectangle(SDL_Surface *screen,
int x, int y, int w, int h, int color)
{
SDL_Rect rect;
h2 = s->height - (y + h);
if (h2 < 0)
h2 = 0;
- fill_rectangle(screen,
- s->xleft, s->ytop,
- w1, s->height,
+ fill_rectangle(screen,
+ s->xleft, s->ytop,
+ w1, s->height,
color);
- fill_rectangle(screen,
- s->xleft + s->width - w2, s->ytop,
- w2, s->height,
+ fill_rectangle(screen,
+ s->xleft + s->width - w2, s->ytop,
+ w2, s->height,
color);
- fill_rectangle(screen,
- s->xleft + w1, s->ytop,
- s->width - w1 - w2, h1,
+ fill_rectangle(screen,
+ s->xleft + w1, s->ytop,
+ s->width - w1 - w2, h1,
color);
- fill_rectangle(screen,
+ fill_rectangle(screen,
s->xleft + w1, s->ytop + s->height - h2,
s->width - w1 - w2, h2,
color);
}
#endif
+
+
+#define SCALEBITS 10
+#define ONE_HALF (1 << (SCALEBITS - 1))
+#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
+
+#define RGB_TO_Y_CCIR(r, g, b) \
+((FIX(0.29900*219.0/255.0) * (r) + FIX(0.58700*219.0/255.0) * (g) + \
+ FIX(0.11400*219.0/255.0) * (b) + (ONE_HALF + (16 << SCALEBITS))) >> SCALEBITS)
+
+#define RGB_TO_U_CCIR(r1, g1, b1, shift)\
+(((- FIX(0.16874*224.0/255.0) * r1 - FIX(0.33126*224.0/255.0) * g1 + \
+ FIX(0.50000*224.0/255.0) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
+
+#define RGB_TO_V_CCIR(r1, g1, b1, shift)\
+(((FIX(0.50000*224.0/255.0) * r1 - FIX(0.41869*224.0/255.0) * g1 - \
+ FIX(0.08131*224.0/255.0) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
+
+#define ALPHA_BLEND(a, oldp, newp, s)\
+((((oldp << s) * (255 - (a))) + (newp * (a))) / (255 << s))
+
+#define RGBA_IN(r, g, b, a, s)\
+{\
+ unsigned int v = ((const uint32_t *)(s))[0];\
+ a = (v >> 24) & 0xff;\
+ r = (v >> 16) & 0xff;\
+ g = (v >> 8) & 0xff;\
+ b = v & 0xff;\
+}
+
+#define YUVA_IN(y, u, v, a, s, pal)\
+{\
+ unsigned int val = ((const uint32_t *)(pal))[*(const uint8_t*)s];\
+ a = (val >> 24) & 0xff;\
+ y = (val >> 16) & 0xff;\
+ u = (val >> 8) & 0xff;\
+ v = val & 0xff;\
+}
+
+#define YUVA_OUT(d, y, u, v, a)\
+{\
+ ((uint32_t *)(d))[0] = (a << 24) | (y << 16) | (u << 8) | v;\
+}
+
+
+#define BPP 1
+
+static void blend_subrect(AVPicture *dst, const AVSubtitleRect *rect)
+{
+ int wrap, wrap3, width2, skip2;
+ int y, u, v, a, u1, v1, a1, w, h;
+ uint8_t *lum, *cb, *cr;
+ const uint8_t *p;
+ const uint32_t *pal;
+
+ lum = dst->data[0] + rect->y * dst->linesize[0];
+ cb = dst->data[1] + (rect->y >> 1) * dst->linesize[1];
+ cr = dst->data[2] + (rect->y >> 1) * dst->linesize[2];
+
+ width2 = (rect->w + 1) >> 1;
+ skip2 = rect->x >> 1;
+ wrap = dst->linesize[0];
+ wrap3 = rect->linesize;
+ p = rect->bitmap;
+ pal = rect->rgba_palette; /* Now in YCrCb! */
+
+ if (rect->y & 1) {
+ lum += rect->x;
+ cb += skip2;
+ cr += skip2;
+
+ if (rect->x & 1) {
+ YUVA_IN(y, u, v, a, p, pal);
+ lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+ cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
+ cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
+ cb++;
+ cr++;
+ lum++;
+ p += BPP;
+ }
+ for(w = rect->w - (rect->x & 1); w >= 2; w -= 2) {
+ YUVA_IN(y, u, v, a, p, pal);
+ u1 = u;
+ v1 = v;
+ a1 = a;
+ lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+
+ YUVA_IN(y, u, v, a, p + BPP, pal);
+ u1 += u;
+ v1 += v;
+ a1 += a;
+ lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
+ cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
+ cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
+ cb++;
+ cr++;
+ p += 2 * BPP;
+ lum += 2;
+ }
+ if (w) {
+ YUVA_IN(y, u, v, a, p, pal);
+ lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+ cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
+ cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
+ }
+ p += wrap3 + (wrap3 - rect->w * BPP);
+ lum += wrap + (wrap - rect->w - rect->x);
+ cb += dst->linesize[1] - width2 - skip2;
+ cr += dst->linesize[2] - width2 - skip2;
+ }
+ for(h = rect->h - (rect->y & 1); h >= 2; h -= 2) {
+ lum += rect->x;
+ cb += skip2;
+ cr += skip2;
+
+ if (rect->x & 1) {
+ YUVA_IN(y, u, v, a, p, pal);
+ u1 = u;
+ v1 = v;
+ a1 = a;
+ lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+ p += wrap3;
+ lum += wrap;
+ YUVA_IN(y, u, v, a, p, pal);
+ u1 += u;
+ v1 += v;
+ a1 += a;
+ lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+ cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
+ cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
+ cb++;
+ cr++;
+ p += -wrap3 + BPP;
+ lum += -wrap + 1;
+ }
+ for(w = rect->w - (rect->x & 1); w >= 2; w -= 2) {
+ YUVA_IN(y, u, v, a, p, pal);
+ u1 = u;
+ v1 = v;
+ a1 = a;
+ lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+
+ YUVA_IN(y, u, v, a, p, pal);
+ u1 += u;
+ v1 += v;
+ a1 += a;
+ lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
+ p += wrap3;
+ lum += wrap;
+
+ YUVA_IN(y, u, v, a, p, pal);
+ u1 += u;
+ v1 += v;
+ a1 += a;
+ lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+
+ YUVA_IN(y, u, v, a, p, pal);
+ u1 += u;
+ v1 += v;
+ a1 += a;
+ lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
+
+ cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 2);
+ cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 2);
+
+ cb++;
+ cr++;
+ p += -wrap3 + 2 * BPP;
+ lum += -wrap + 2;
+ }
+ if (w) {
+ YUVA_IN(y, u, v, a, p, pal);
+ u1 = u;
+ v1 = v;
+ a1 = a;
+ lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+ p += wrap3;
+ lum += wrap;
+ YUVA_IN(y, u, v, a, p, pal);
+ u1 += u;
+ v1 += v;
+ a1 += a;
+ lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+ cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
+ cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
+ cb++;
+ cr++;
+ p += -wrap3 + BPP;
+ lum += -wrap + 1;
+ }
+ p += wrap3 + (wrap3 - rect->w * BPP);
+ lum += wrap + (wrap - rect->w - rect->x);
+ cb += dst->linesize[1] - width2 - skip2;
+ cr += dst->linesize[2] - width2 - skip2;
+ }
+ /* handle odd height */
+ if (h) {
+ lum += rect->x;
+ cb += skip2;
+ cr += skip2;
+
+ if (rect->x & 1) {
+ YUVA_IN(y, u, v, a, p, pal);
+ lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+ cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
+ cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
+ cb++;
+ cr++;
+ lum++;
+ p += BPP;
+ }
+ for(w = rect->w - (rect->x & 1); w >= 2; w -= 2) {
+ YUVA_IN(y, u, v, a, p, pal);
+ u1 = u;
+ v1 = v;
+ a1 = a;
+ lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+
+ YUVA_IN(y, u, v, a, p + BPP, pal);
+ u1 += u;
+ v1 += v;
+ a1 += a;
+ lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
+ cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u, 1);
+ cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v, 1);
+ cb++;
+ cr++;
+ p += 2 * BPP;
+ lum += 2;
+ }
+ if (w) {
+ YUVA_IN(y, u, v, a, p, pal);
+ lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+ cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
+ cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
+ }
+ }
+}
+
+static void free_subpicture(SubPicture *sp)
+{
+ int i;
+
+ for (i = 0; i < sp->sub.num_rects; i++)
+ {
+ av_free(sp->sub.rects[i].bitmap);
+ av_free(sp->sub.rects[i].rgba_palette);
+ }
+
+ av_free(sp->sub.rects);
+
+ memset(&sp->sub, 0, sizeof(AVSubtitle));
+}
+
static void video_image_display(VideoState *is)
{
VideoPicture *vp;
+ SubPicture *sp;
+ AVPicture pict;
float aspect_ratio;
int width, height, x, y;
SDL_Rect rect;
+ int i;
vp = &is->pictq[is->pictq_rindex];
if (vp->bmp) {
/* XXX: use variable in the frame */
- aspect_ratio = is->video_st->codec.aspect_ratio;
+ if (is->video_st->codec->sample_aspect_ratio.num == 0)
+ aspect_ratio = 0;
+ else
+ aspect_ratio = av_q2d(is->video_st->codec->sample_aspect_ratio)
+ * is->video_st->codec->width / is->video_st->codec->height;;
if (aspect_ratio <= 0.0)
- aspect_ratio = (float)is->video_st->codec.width /
- (float)is->video_st->codec.height;
+ aspect_ratio = (float)is->video_st->codec->width /
+ (float)is->video_st->codec->height;
/* if an active format is indicated, then it overrides the
mpeg format */
#if 0
- if (is->video_st->codec.dtg_active_format != is->dtg_active_format) {
- is->dtg_active_format = is->video_st->codec.dtg_active_format;
+ if (is->video_st->codec->dtg_active_format != is->dtg_active_format) {
+ is->dtg_active_format = is->video_st->codec->dtg_active_format;
printf("dtg_active_format=%d\n", is->dtg_active_format);
}
#endif
#if 0
- switch(is->video_st->codec.dtg_active_format) {
+ switch(is->video_st->codec->dtg_active_format) {
case FF_DTG_AFD_SAME:
default:
/* nothing to do */
}
#endif
+ if (is->subtitle_st)
+ {
+ if (is->subpq_size > 0)
+ {
+ sp = &is->subpq[is->subpq_rindex];
+
+ if (vp->pts >= sp->pts + ((float) sp->sub.start_display_time / 1000))
+ {
+ SDL_LockYUVOverlay (vp->bmp);
+
+ pict.data[0] = vp->bmp->pixels[0];
+ pict.data[1] = vp->bmp->pixels[2];
+ pict.data[2] = vp->bmp->pixels[1];
+
+ pict.linesize[0] = vp->bmp->pitches[0];
+ pict.linesize[1] = vp->bmp->pitches[2];
+ pict.linesize[2] = vp->bmp->pitches[1];
+
+ for (i = 0; i < sp->sub.num_rects; i++)
+ blend_subrect(&pict, &sp->sub.rects[i]);
+
+ SDL_UnlockYUVOverlay (vp->bmp);
+ }
+ }
+ }
+
+
/* XXX: we suppose the screen has a 1.0 pixel ratio */
height = is->height;
width = ((int)rint(height * aspect_ratio)) & -3;
SDL_DisplayYUVOverlay(vp->bmp, &rect);
} else {
#if 0
- fill_rectangle(screen,
- is->xleft, is->ytop, is->width, is->height,
+ fill_rectangle(screen,
+ is->xleft, is->ytop, is->width, is->height,
QERGB(0x00, 0x00, 0x00));
#endif
}
static inline int compute_mod(int a, int b)
{
a = a % b;
- if (a >= 0)
+ if (a >= 0)
return a;
else
return a + b;
int i, i_start, x, y1, y, ys, delay, n, nb_display_channels;
int ch, channels, h, h2, bgcolor, fgcolor;
int16_t time_diff;
-
+
/* compute display index : center on currently output samples */
- channels = s->audio_st->codec.channels;
+ channels = s->audio_st->codec->channels;
nb_display_channels = channels;
if (!s->paused) {
n = 2 * channels;
delay = audio_write_get_buf_size(s);
delay /= n;
-
+
/* to be more precise, we take into account the time spent since
the last buffer computation */
if (audio_callback_time) {
time_diff = av_gettime() - audio_callback_time;
- delay += (time_diff * s->audio_st->codec.sample_rate) / 1000000;
+ delay += (time_diff * s->audio_st->codec->sample_rate) / 1000000;
}
-
+
delay -= s->width / 2;
if (delay < s->width)
delay = s->width;
}
bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
- fill_rectangle(screen,
- s->xleft, s->ytop, s->width, s->height,
+ fill_rectangle(screen,
+ s->xleft, s->ytop, s->width, s->height,
bgcolor);
fgcolor = SDL_MapRGB(screen->format, 0xff, 0xff, 0xff);
} else {
ys = y1;
}
- fill_rectangle(screen,
- s->xleft + x, ys, 1, y,
+ fill_rectangle(screen,
+ s->xleft + x, ys, 1, y,
fgcolor);
i += channels;
if (i >= SAMPLE_ARRAY_SIZE)
for(ch = 1;ch < nb_display_channels; ch++) {
y = s->ytop + ch * h;
- fill_rectangle(screen,
- s->xleft, y, s->width, 1,
+ fill_rectangle(screen,
+ s->xleft, y, s->width, 1,
fgcolor);
}
SDL_UpdateRect(screen, s->xleft, s->ytop, s->width, s->height);
/* display the current picture, if any */
static void video_display(VideoState *is)
{
- if (is->audio_st && is->show_audio)
+ if (is->audio_st && is->show_audio)
video_audio_display(is);
else if (is->video_st)
video_image_display(is);
hw_buf_size = audio_write_get_buf_size(is);
bytes_per_sec = 0;
if (is->audio_st) {
- bytes_per_sec = is->audio_st->codec.sample_rate *
- 2 * is->audio_st->codec.channels;
+ bytes_per_sec = is->audio_st->codec->sample_rate *
+ 2 * is->audio_st->codec->channels;
}
if (bytes_per_sec)
pts -= (double)hw_buf_size / bytes_per_sec;
static double get_video_clock(VideoState *is)
{
double delta;
- delta = (av_gettime() - is->video_current_pts_time) / 1000000.0;
+ if (is->paused) {
+ delta = 0;
+ } else {
+ delta = (av_gettime() - is->video_current_pts_time) / 1000000.0;
+ }
return is->video_current_pts + delta;
}
{
double val;
- if (is->av_sync_type == AV_SYNC_VIDEO_MASTER && is->video_st)
- val = get_video_clock(is);
- else if (is->av_sync_type == AV_SYNC_AUDIO_MASTER && is->audio_st)
- val = get_audio_clock(is);
- else
+ if (is->av_sync_type == AV_SYNC_VIDEO_MASTER) {
+ if (is->video_st)
+ val = get_video_clock(is);
+ else
+ val = get_audio_clock(is);
+ } else if (is->av_sync_type == AV_SYNC_AUDIO_MASTER) {
+ if (is->audio_st)
+ val = get_audio_clock(is);
+ else
+ val = get_video_clock(is);
+ } else {
val = get_external_clock(is);
+ }
return val;
}
+/* seek in the stream */
+static void stream_seek(VideoState *is, int64_t pos, int rel)
+{
+ if (!is->seek_req) {
+ is->seek_pos = pos;
+ is->seek_flags = rel < 0 ? AVSEEK_FLAG_BACKWARD : 0;
+ is->seek_req = 1;
+ }
+}
+
+/* pause or resume the video */
+static void stream_pause(VideoState *is)
+{
+ is->paused = !is->paused;
+ if (is->paused) {
+ is->video_current_pts = get_video_clock(is);
+ }
+}
+
/* called to display each frame */
static void video_refresh_timer(void *opaque)
{
VideoPicture *vp;
double actual_delay, delay, sync_threshold, ref_clock, diff;
+ SubPicture *sp, *sp2;
if (is->video_st) {
if (is->pictq_size == 0) {
/* if no picture, need to wait */
- schedule_refresh(is, 40);
+ schedule_refresh(is, 1);
} else {
/* dequeue the picture */
vp = &is->pictq[is->pictq_rindex];
duplicating or deleting a frame */
ref_clock = get_master_clock(is);
diff = vp->pts - ref_clock;
-
+
/* skip or repeat frame. We take into account the
delay to compute the threshold. I still don't know
if it is the best guess */
schedule_refresh(is, (int)(actual_delay * 1000 + 0.5));
#if defined(DEBUG_SYNC)
- printf("video: delay=%0.3f actual_delay=%0.3f pts=%0.3f A-V=%f\n",
+ printf("video: delay=%0.3f actual_delay=%0.3f pts=%0.3f A-V=%f\n",
delay, actual_delay, vp->pts, -diff);
#endif
+ if(is->subtitle_st) {
+ if (is->subtitle_stream_changed) {
+ SDL_LockMutex(is->subpq_mutex);
+
+ while (is->subpq_size) {
+ free_subpicture(&is->subpq[is->subpq_rindex]);
+
+ /* update queue size and signal for next picture */
+ if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE)
+ is->subpq_rindex = 0;
+
+ is->subpq_size--;
+ }
+ is->subtitle_stream_changed = 0;
+
+ SDL_CondSignal(is->subpq_cond);
+ SDL_UnlockMutex(is->subpq_mutex);
+ } else {
+ if (is->subpq_size > 0) {
+ sp = &is->subpq[is->subpq_rindex];
+
+ if (is->subpq_size > 1)
+ sp2 = &is->subpq[(is->subpq_rindex + 1) % SUBPICTURE_QUEUE_SIZE];
+ else
+ sp2 = NULL;
+
+ if ((is->video_current_pts > (sp->pts + ((float) sp->sub.end_display_time / 1000)))
+ || (sp2 && is->video_current_pts > (sp2->pts + ((float) sp2->sub.start_display_time / 1000))))
+ {
+ free_subpicture(sp);
+
+ /* update queue size and signal for next picture */
+ if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE)
+ is->subpq_rindex = 0;
+
+ SDL_LockMutex(is->subpq_mutex);
+ is->subpq_size--;
+ SDL_CondSignal(is->subpq_cond);
+ SDL_UnlockMutex(is->subpq_mutex);
+ }
+ }
+ }
+ }
+
/* display picture */
video_display(is);
-
+
/* update queue size and signal for next picture */
if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
is->pictq_rindex = 0;
-
+
SDL_LockMutex(is->pictq_mutex);
is->pictq_size--;
SDL_CondSignal(is->pictq_cond);
/* if only audio stream, then display the audio bars (better
than nothing, just to test the implementation */
-
+
/* display picture */
video_display(is);
} else {
if (show_status) {
static int64_t last_time;
int64_t cur_time;
- int aqsize, vqsize;
+ int aqsize, vqsize, sqsize;
double av_diff;
-
+
cur_time = av_gettime();
if (!last_time || (cur_time - last_time) >= 500 * 1000) {
aqsize = 0;
vqsize = 0;
+ sqsize = 0;
if (is->audio_st)
aqsize = is->audioq.size;
if (is->video_st)
vqsize = is->videoq.size;
+ if (is->subtitle_st)
+ sqsize = is->subtitleq.size;
av_diff = 0;
if (is->audio_st && is->video_st)
av_diff = get_audio_clock(is) - get_video_clock(is);
- printf("%7.2f A-V:%7.3f aq=%5dKB vq=%5dKB \r",
- get_master_clock(is), av_diff, aqsize / 1024, vqsize / 1024);
+ printf("%7.2f A-V:%7.3f aq=%5dKB vq=%5dKB sq=%5dB \r",
+ get_master_clock(is), av_diff, aqsize / 1024, vqsize / 1024, sqsize);
fflush(stdout);
last_time = cur_time;
}
#if 0
/* XXX: use generic function */
/* XXX: disable overlay if no hardware acceleration or if RGB format */
- switch(is->video_st->codec.pix_fmt) {
+ switch(is->video_st->codec->pix_fmt) {
case PIX_FMT_YUV420P:
case PIX_FMT_YUV422P:
case PIX_FMT_YUV444P:
break;
}
#endif
- vp->bmp = SDL_CreateYUVOverlay(is->video_st->codec.width,
- is->video_st->codec.height,
- SDL_YV12_OVERLAY,
+ vp->bmp = SDL_CreateYUVOverlay(is->video_st->codec->width,
+ is->video_st->codec->height,
+ SDL_YV12_OVERLAY,
screen);
- vp->width = is->video_st->codec.width;
- vp->height = is->video_st->codec.height;
+ vp->width = is->video_st->codec->width;
+ vp->height = is->video_st->codec->height;
SDL_LockMutex(is->pictq_mutex);
vp->allocated = 1;
SDL_UnlockMutex(is->pictq_mutex);
}
+/**
+ *
+ * @param pts the dts of the pkt / pts of the frame and guessed if not known
+ */
static int queue_picture(VideoState *is, AVFrame *src_frame, double pts)
{
VideoPicture *vp;
int dst_pix_fmt;
AVPicture pict;
-
+
/* wait until we have space to put a new picture */
SDL_LockMutex(is->pictq_mutex);
while (is->pictq_size >= VIDEO_PICTURE_QUEUE_SIZE &&
SDL_CondWait(is->pictq_cond, is->pictq_mutex);
}
SDL_UnlockMutex(is->pictq_mutex);
-
+
if (is->videoq.abort_request)
return -1;
vp = &is->pictq[is->pictq_windex];
/* alloc or resize hardware picture buffer */
- if (!vp->bmp ||
- vp->width != is->video_st->codec.width ||
- vp->height != is->video_st->codec.height) {
+ if (!vp->bmp ||
+ vp->width != is->video_st->codec->width ||
+ vp->height != is->video_st->codec->height) {
SDL_Event event;
vp->allocated = 0;
event.type = FF_ALLOC_EVENT;
event.user.data1 = is;
SDL_PushEvent(&event);
-
+
/* wait until the picture is allocated */
SDL_LockMutex(is->pictq_mutex);
while (!vp->allocated && !is->videoq.abort_request) {
pict.linesize[0] = vp->bmp->pitches[0];
pict.linesize[1] = vp->bmp->pitches[2];
pict.linesize[2] = vp->bmp->pitches[1];
-
- img_convert(&pict, dst_pix_fmt,
- (AVPicture *)src_frame, is->video_st->codec.pix_fmt,
- is->video_st->codec.width, is->video_st->codec.height);
+ img_convert(&pict, dst_pix_fmt,
+ (AVPicture *)src_frame, is->video_st->codec->pix_fmt,
+ is->video_st->codec->width, is->video_st->codec->height);
/* update the bitmap content */
SDL_UnlockYUVOverlay(vp->bmp);
return 0;
}
-/* compute the exact PTS for the picture if it is omitted in the stream */
+/**
+ * compute the exact PTS for the picture if it is omitted in the stream
+ * @param pts1 the dts of the pkt / pts of the frame
+ */
static int output_picture2(VideoState *is, AVFrame *src_frame, double pts1)
{
double frame_delay, pts;
-
- pts = pts1;
- /* if B frames are present, and if the current picture is a I
- or P frame, we use the last pts */
- if (is->video_st->codec.has_b_frames &&
- src_frame->pict_type != FF_B_TYPE) {
- /* use last pts */
- pts = is->video_last_P_pts;
- /* get the pts for the next I or P frame if present */
- is->video_last_P_pts = pts1;
- }
+ pts = pts1;
if (pts != 0) {
/* update video clock with pts, if present */
is->video_clock = pts;
} else {
- frame_delay = (double)is->video_st->codec.frame_rate_base /
- (double)is->video_st->codec.frame_rate;
- is->video_clock += frame_delay;
- /* for MPEG2, the frame can be repeated, so we update the
- clock accordingly */
- if (src_frame->repeat_pict) {
- is->video_clock += src_frame->repeat_pict * (frame_delay * 0.5);
- }
+ pts = is->video_clock;
}
+ /* update video clock for next frame */
+ frame_delay = av_q2d(is->video_st->codec->time_base);
+ /* for MPEG2, the frame can be repeated, so we update the
+ clock accordingly */
+ frame_delay += src_frame->repeat_pict * (frame_delay * 0.5);
+ is->video_clock += frame_delay;
#if defined(DEBUG_SYNC) && 0
{
ftype = 'I';
else
ftype = 'P';
- printf("frame_type=%c clock=%0.3f pts=%0.3f\n",
- ftype, is->video_clock, pts1);
+ printf("frame_type=%c clock=%0.3f pts=%0.3f\n",
+ ftype, pts, pts1);
}
#endif
- return queue_picture(is, src_frame, is->video_clock);
+ return queue_picture(is, src_frame, pts);
}
static int video_thread(void *arg)
{
VideoState *is = arg;
AVPacket pkt1, *pkt = &pkt1;
- unsigned char *ptr;
- int len, len1, got_picture;
+ int len1, got_picture;
AVFrame *frame= avcodec_alloc_frame();
- int64_t ipts;
double pts;
for(;;) {
break;
/* NOTE: ipts is the PTS of the _first_ picture beginning in
this packet, if any */
- ipts = pkt->pts;
- ptr = pkt->data;
- if (is->video_st->codec.codec_id == CODEC_ID_RAWVIDEO) {
- avpicture_fill((AVPicture *)frame, ptr,
- is->video_st->codec.pix_fmt,
- is->video_st->codec.width,
- is->video_st->codec.height);
- pts = 0;
- if (ipts != AV_NOPTS_VALUE)
- pts = (double)ipts * is->ic->pts_num / is->ic->pts_den;
- frame->pict_type = FF_I_TYPE;
- if (output_picture2(is, frame, pts) < 0)
- goto the_end;
- } else {
- len = pkt->size;
- while (len > 0) {
- if (is->picture_start) {
- is->ipts = ipts;
- is->picture_start = 0;
- ipts = AV_NOPTS_VALUE;
- }
- len1 = avcodec_decode_video(&is->video_st->codec,
- frame, &got_picture, ptr, len);
- if (len1 < 0)
- break;
- if (got_picture) {
- pts = 0;
- if (is->ipts != AV_NOPTS_VALUE)
- pts = (double)is->ipts * is->ic->pts_num / is->ic->pts_den;
- if (output_picture2(is, frame, pts) < 0)
- goto the_end;
- is->picture_start = 1;
+ pts = 0;
+ if (pkt->dts != AV_NOPTS_VALUE)
+ pts = av_q2d(is->video_st->time_base)*pkt->dts;
+
+ SDL_LockMutex(is->video_decoder_mutex);
+ len1 = avcodec_decode_video(is->video_st->codec,
+ frame, &got_picture,
+ pkt->data, pkt->size);
+ SDL_UnlockMutex(is->video_decoder_mutex);
+// if (len1 < 0)
+// break;
+ if (got_picture) {
+ if (output_picture2(is, frame, pts) < 0)
+ goto the_end;
+ }
+ av_free_packet(pkt);
+ if (step)
+ if (cur_stream)
+ stream_pause(cur_stream);
+ }
+ the_end:
+ av_free(frame);
+ return 0;
+}
+
+static int subtitle_thread(void *arg)
+{
+ VideoState *is = arg;
+ SubPicture *sp;
+ AVPacket pkt1, *pkt = &pkt1;
+ int len1, got_subtitle;
+ double pts;
+ int i, j;
+ int r, g, b, y, u, v, a;
+
+ for(;;) {
+ while (is->paused && !is->subtitleq.abort_request) {
+ SDL_Delay(10);
+ }
+ if (packet_queue_get(&is->subtitleq, pkt, 1) < 0)
+ break;
+
+ SDL_LockMutex(is->subpq_mutex);
+ while (is->subpq_size >= SUBPICTURE_QUEUE_SIZE &&
+ !is->subtitleq.abort_request) {
+ SDL_CondWait(is->subpq_cond, is->subpq_mutex);
+ }
+ SDL_UnlockMutex(is->subpq_mutex);
+
+ if (is->subtitleq.abort_request)
+ goto the_end;
+
+ sp = &is->subpq[is->subpq_windex];
+
+ /* NOTE: ipts is the PTS of the _first_ picture beginning in
+ this packet, if any */
+ pts = 0;
+ if (pkt->pts != AV_NOPTS_VALUE)
+ pts = av_q2d(is->subtitle_st->time_base)*pkt->pts;
+
+ SDL_LockMutex(is->subtitle_decoder_mutex);
+ len1 = avcodec_decode_subtitle(is->subtitle_st->codec,
+ &sp->sub, &got_subtitle,
+ pkt->data, pkt->size);
+ SDL_UnlockMutex(is->subtitle_decoder_mutex);
+// if (len1 < 0)
+// break;
+ if (got_subtitle && sp->sub.format == 0) {
+ sp->pts = pts;
+
+ for (i = 0; i < sp->sub.num_rects; i++)
+ {
+ for (j = 0; j < sp->sub.rects[i].nb_colors; j++)
+ {
+ RGBA_IN(r, g, b, a, sp->sub.rects[i].rgba_palette + j);
+ y = RGB_TO_Y_CCIR(r, g, b);
+ u = RGB_TO_U_CCIR(r, g, b, 0);
+ v = RGB_TO_V_CCIR(r, g, b, 0);
+ YUVA_OUT(sp->sub.rects[i].rgba_palette + j, y, u, v, a);
}
- ptr += len1;
- len -= len1;
}
+
+ /* now we can update the picture count */
+ if (++is->subpq_windex == SUBPICTURE_QUEUE_SIZE)
+ is->subpq_windex = 0;
+ SDL_LockMutex(is->subpq_mutex);
+ is->subpq_size++;
+ SDL_UnlockMutex(is->subpq_mutex);
}
av_free_packet(pkt);
+// if (step)
+// if (cur_stream)
+// stream_pause(cur_stream);
}
the_end:
- av_free(frame);
return 0;
}
{
int size, len, channels;
- channels = is->audio_st->codec.channels;
+ channels = is->audio_st->codec->channels;
size = samples_size / sizeof(short);
while (size > 0) {
/* return the new audio buffer size (samples can be added or deleted
to get better sync if video or external master clock) */
-static int synchronize_audio(VideoState *is, short *samples,
+static int synchronize_audio(VideoState *is, short *samples,
int samples_size1, double pts)
{
int n, samples_size;
double ref_clock;
-
- n = 2 * is->audio_st->codec.channels;
+
+ n = 2 * is->audio_st->codec->channels;
samples_size = samples_size1;
/* if not master, then we try to remove or add samples to correct the clock */
is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) {
double diff, avg_diff;
int wanted_size, min_size, max_size, nb_samples;
-
+
ref_clock = get_master_clock(is);
diff = get_audio_clock(is) - ref_clock;
-
+
if (diff < AV_NOSYNC_THRESHOLD) {
is->audio_diff_cum = diff + is->audio_diff_avg_coef * is->audio_diff_cum;
if (is->audio_diff_avg_count < AUDIO_DIFF_AVG_NB) {
avg_diff = is->audio_diff_cum * (1.0 - is->audio_diff_avg_coef);
if (fabs(avg_diff) >= is->audio_diff_threshold) {
- wanted_size = samples_size + ((int)(diff * is->audio_st->codec.sample_rate) * n);
+ wanted_size = samples_size + ((int)(diff * is->audio_st->codec->sample_rate) * n);
nb_samples = samples_size / n;
-
+
min_size = ((nb_samples * (100 - SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n;
max_size = ((nb_samples * (100 + SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n;
if (wanted_size < min_size)
wanted_size = min_size;
else if (wanted_size > max_size)
wanted_size = max_size;
-
+
/* add or remove samples to correction the synchro */
if (wanted_size < samples_size) {
/* remove samples */
} else if (wanted_size > samples_size) {
uint8_t *samples_end, *q;
int nb;
-
+
/* add samples */
nb = (samples_size - wanted_size);
samples_end = (uint8_t *)samples + samples_size - n;
}
}
#if 0
- printf("diff=%f adiff=%f sample_diff=%d apts=%0.3f vpts=%0.3f %f\n",
- diff, avg_diff, samples_size - samples_size1,
+ printf("diff=%f adiff=%f sample_diff=%d apts=%0.3f vpts=%0.3f %f\n",
+ diff, avg_diff, samples_size - samples_size1,
is->audio_clock, is->video_clock, is->audio_diff_threshold);
#endif
}
static int audio_decode_frame(VideoState *is, uint8_t *audio_buf, double *pts_ptr)
{
AVPacket *pkt = &is->audio_pkt;
- int len1, data_size;
+ int n, len1, data_size;
double pts;
for(;;) {
- if (is->paused || is->audioq.abort_request) {
- return -1;
- }
+ /* NOTE: the audio packet can contain several frames */
while (is->audio_pkt_size > 0) {
- len1 = avcodec_decode_audio(&is->audio_st->codec,
- (int16_t *)audio_buf, &data_size,
+ SDL_LockMutex(is->audio_decoder_mutex);
+ len1 = avcodec_decode_audio(is->audio_st->codec,
+ (int16_t *)audio_buf, &data_size,
is->audio_pkt_data, is->audio_pkt_size);
- if (len1 < 0)
+ SDL_UnlockMutex(is->audio_decoder_mutex);
+ if (len1 < 0) {
+ /* if error, we skip the frame */
+ is->audio_pkt_size = 0;
break;
+ }
+
is->audio_pkt_data += len1;
is->audio_pkt_size -= len1;
- if (data_size > 0) {
- pts = 0;
- if (is->audio_pkt_ipts != AV_NOPTS_VALUE)
- pts = (double)is->audio_pkt_ipts * is->ic->pts_num / is->ic->pts_den;
- /* if no pts, then compute it */
- if (pts != 0) {
- is->audio_clock = pts;
- } else {
- int n;
- n = 2 * is->audio_st->codec.channels;
- is->audio_clock += (double)data_size / (double)(n * is->audio_st->codec.sample_rate);
- }
+ if (data_size <= 0)
+ continue;
+ /* if no pts, then compute it */
+ pts = is->audio_clock;
+ *pts_ptr = pts;
+ n = 2 * is->audio_st->codec->channels;
+ is->audio_clock += (double)data_size /
+ (double)(n * is->audio_st->codec->sample_rate);
#if defined(DEBUG_SYNC)
- {
- static double last_clock;
- printf("audio: delay=%0.3f clock=%0.3f pts=%0.3f\n",
- is->audio_clock - last_clock,
- is->audio_clock, pts);
- last_clock = is->audio_clock;
- }
-#endif
- *pts_ptr = is->audio_clock;
- is->audio_pkt_ipts = AV_NOPTS_VALUE;
- /* we got samples : we can exit now */
- return data_size;
+ {
+ static double last_clock;
+ printf("audio: delay=%0.3f clock=%0.3f pts=%0.3f\n",
+ is->audio_clock - last_clock,
+ is->audio_clock, pts);
+ last_clock = is->audio_clock;
}
+#endif
+ return data_size;
}
- /* free previous packet if any */
- if (pkt->destruct)
+ /* free the current packet */
+ if (pkt->data)
av_free_packet(pkt);
+ if (is->paused || is->audioq.abort_request) {
+ return -1;
+ }
+
/* read next packet */
if (packet_queue_get(&is->audioq, pkt, 1) < 0)
return -1;
is->audio_pkt_data = pkt->data;
is->audio_pkt_size = pkt->size;
- is->audio_pkt_ipts = pkt->pts;
+
+ /* if update the audio clock with the pts */
+ if (pkt->pts != AV_NOPTS_VALUE) {
+ is->audio_clock = av_q2d(is->audio_st->time_base)*pkt->pts;
+ }
}
}
double pts;
audio_callback_time = av_gettime();
-
+
while (len > 0) {
if (is->audio_buf_index >= is->audio_buf_size) {
audio_size = audio_decode_frame(is, is->audio_buf, &pts);
} else {
if (is->show_audio)
update_sample_display(is, (int16_t *)is->audio_buf, audio_size);
- audio_size = synchronize_audio(is, (int16_t *)is->audio_buf, audio_size,
+ audio_size = synchronize_audio(is, (int16_t *)is->audio_buf, audio_size,
pts);
is->audio_buf_size = audio_size;
}
if (stream_index < 0 || stream_index >= ic->nb_streams)
return -1;
- enc = &ic->streams[stream_index]->codec;
-
+ enc = ic->streams[stream_index]->codec;
+
/* prepare audio output */
if (enc->codec_type == CODEC_TYPE_AUDIO) {
wanted_spec.freq = enc->sample_rate;
}
codec = avcodec_find_decoder(enc->codec_id);
+ enc->debug_mv = debug_mv;
+ enc->debug = debug;
+ if(debug)
+ av_log_set_level(AV_LOG_DEBUG);
+ enc->workaround_bugs = workaround_bugs;
+ enc->lowres = lowres;
+ if(lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
+ enc->idct_algo= idct;
+ if(fast) enc->flags2 |= CODEC_FLAG2_FAST;
+ enc->skip_frame= skip_frame;
+ enc->skip_idct= skip_idct;
+ enc->skip_loop_filter= skip_loop_filter;
+ enc->error_resilience= error_resilience;
+ enc->error_concealment= error_concealment;
if (!codec ||
avcodec_open(enc, codec) < 0)
return -1;
+#if defined(HAVE_THREADS)
+ if(thread_count>1)
+ avcodec_thread_init(enc, thread_count);
+#endif
+ enc->thread_count= thread_count;
switch(enc->codec_type) {
case CODEC_TYPE_AUDIO:
is->audio_stream = stream_index;
is->audio_st = ic->streams[stream_index];
is->audio_buf_size = 0;
is->audio_buf_index = 0;
- is->audio_pkt_size = 0;
/* init averaging filter */
is->audio_diff_avg_coef = exp(log(0.01) / AUDIO_DIFF_AVG_NB);
memset(&is->audio_pkt, 0, sizeof(is->audio_pkt));
packet_queue_init(&is->audioq);
- SDL_PauseAudio(0);
+ SDL_PauseAudio(0);
break;
case CODEC_TYPE_VIDEO:
is->video_stream = stream_index;
is->frame_last_delay = 40e-3;
is->frame_timer = (double)av_gettime() / 1000000.0;
- is->picture_start = 1;
is->video_current_pts_time = av_gettime();
packet_queue_init(&is->videoq);
is->video_tid = SDL_CreateThread(video_thread, is);
break;
+ case CODEC_TYPE_SUBTITLE:
+ is->subtitle_stream = stream_index;
+ is->subtitle_st = ic->streams[stream_index];
+ packet_queue_init(&is->subtitleq);
+
+ is->subtitle_tid = SDL_CreateThread(subtitle_thread, is);
+ break;
default:
break;
}
{
AVFormatContext *ic = is->ic;
AVCodecContext *enc;
-
- enc = &ic->streams[stream_index]->codec;
+
+ if (stream_index < 0 || stream_index >= ic->nb_streams)
+ return;
+ enc = ic->streams[stream_index]->codec;
switch(enc->codec_type) {
case CODEC_TYPE_AUDIO:
packet_queue_end(&is->videoq);
break;
+ case CODEC_TYPE_SUBTITLE:
+ packet_queue_abort(&is->subtitleq);
+
+ /* note: we also signal this mutex to make sure we deblock the
+ video thread in all cases */
+ SDL_LockMutex(is->subpq_mutex);
+ is->subtitle_stream_changed = 1;
+
+ SDL_CondSignal(is->subpq_cond);
+ SDL_UnlockMutex(is->subpq_mutex);
+
+ SDL_WaitThread(is->subtitle_tid, NULL);
+
+ packet_queue_end(&is->subtitleq);
+ break;
default:
break;
}
is->video_st = NULL;
is->video_stream = -1;
break;
+ case CODEC_TYPE_SUBTITLE:
+ is->subtitle_st = NULL;
+ is->subtitle_stream = -1;
+ break;
default:
break;
}
{
VideoState *is = arg;
AVFormatContext *ic;
- int err, i, ret, video_index, audio_index;
+ int err, i, ret, video_index, audio_index, use_play;
AVPacket pkt1, *pkt = &pkt1;
AVFormatParameters params, *ap = ¶ms;
audio_index = -1;
is->video_stream = -1;
is->audio_stream = -1;
+ is->subtitle_stream = -1;
global_video_state = is;
url_set_interrupt_cb(decode_interrupt_cb);
memset(ap, 0, sizeof(*ap));
ap->image_format = image_format;
+ ap->initial_pause = 1; /* we force a pause when starting an RTSP
+ stream */
err = av_open_input_file(&ic, is->filename, is->iformat, 0, ap);
if (err < 0) {
goto fail;
}
is->ic = ic;
- err = av_find_stream_info(ic);
- if (err < 0) {
- fprintf(stderr, "%s: could not find codec parameters\n", is->filename);
- ret = -1;
- goto fail;
+#ifdef CONFIG_NETWORK
+ use_play = (ic->iformat == &rtsp_demux);
+#else
+ use_play = 0;
+#endif
+
+ if(genpts)
+ ic->flags |= AVFMT_FLAG_GENPTS;
+
+ if (!use_play) {
+ err = av_find_stream_info(ic);
+ if (err < 0) {
+ fprintf(stderr, "%s: could not find codec parameters\n", is->filename);
+ ret = -1;
+ goto fail;
+ }
+ ic->pb.eof_reached= 0; //FIXME hack, ffplay maybe shouldnt use url_feof() to test for the end
}
-
+
+ /* if seeking requested, we execute it */
+ if (start_time != AV_NOPTS_VALUE) {
+ int64_t timestamp;
+
+ timestamp = start_time;
+ /* add the stream start time */
+ if (ic->start_time != AV_NOPTS_VALUE)
+ timestamp += ic->start_time;
+ ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
+ if (ret < 0) {
+ fprintf(stderr, "%s: could not seek to position %0.3f\n",
+ is->filename, (double)timestamp / AV_TIME_BASE);
+ }
+ }
+
+ /* now we can begin to play (RTSP stream only) */
+ av_read_play(ic);
+
+ if (use_play) {
+ err = av_find_stream_info(ic);
+ if (err < 0) {
+ fprintf(stderr, "%s: could not find codec parameters\n", is->filename);
+ ret = -1;
+ goto fail;
+ }
+ }
+
for(i = 0; i < ic->nb_streams; i++) {
- AVCodecContext *enc = &ic->streams[i]->codec;
+ AVCodecContext *enc = ic->streams[i]->codec;
switch(enc->codec_type) {
case CODEC_TYPE_AUDIO:
if (audio_index < 0 && !audio_disable)
#ifdef CONFIG_NETWORK
if (is->paused != is->last_paused) {
is->last_paused = is->paused;
- if (ic->iformat == &rtsp_demux) {
- if (is->paused)
- rtsp_pause(ic);
- else
- rtsp_resume(ic);
- }
+ if (is->paused)
+ av_read_pause(ic);
+ else
+ av_read_play(ic);
}
if (is->paused && ic->iformat == &rtsp_demux) {
/* wait 10 ms to avoid trying to get another packet */
continue;
}
#endif
+ if (is->seek_req) {
+ /* XXX: must lock decoder threads */
+ SDL_LockMutex(is->video_decoder_mutex);
+ SDL_LockMutex(is->audio_decoder_mutex);
+ SDL_LockMutex(is->subtitle_decoder_mutex);
+ ret = av_seek_frame(is->ic, -1, is->seek_pos, is->seek_flags);
+ if (ret < 0) {
+ fprintf(stderr, "%s: error while seeking\n", is->ic->filename);
+ }else{
+ if (is->audio_stream >= 0) {
+ packet_queue_flush(&is->audioq);
+ }
+ if (is->subtitle_stream >= 0) {
+ packet_queue_flush(&is->subtitleq);
+ }
+ if (is->video_stream >= 0) {
+ packet_queue_flush(&is->videoq);
+ avcodec_flush_buffers(ic->streams[video_index]->codec);
+ }
+ }
+ SDL_UnlockMutex(is->subtitle_decoder_mutex);
+ SDL_UnlockMutex(is->audio_decoder_mutex);
+ SDL_UnlockMutex(is->video_decoder_mutex);
+ is->seek_req = 0;
+ }
/* if the queue are full, no need to read more */
if (is->audioq.size > MAX_AUDIOQ_SIZE ||
- is->videoq.size > MAX_VIDEOQ_SIZE) {
+ is->videoq.size > MAX_VIDEOQ_SIZE ||
+ is->subtitleq.size > MAX_SUBTITLEQ_SIZE ||
+ url_feof(&ic->pb)) {
/* wait 10 ms */
SDL_Delay(10);
continue;
}
- ret = av_read_packet(ic, pkt);
+ ret = av_read_frame(ic, pkt);
if (ret < 0) {
- break;
+ if (url_ferror(&ic->pb) == 0) {
+ SDL_Delay(100); /* wait for user event */
+ continue;
+ } else
+ break;
}
if (pkt->stream_index == is->audio_stream) {
packet_queue_put(&is->audioq, pkt);
} else if (pkt->stream_index == is->video_stream) {
packet_queue_put(&is->videoq, pkt);
+ } else if (pkt->stream_index == is->subtitle_stream) {
+ packet_queue_put(&is->subtitleq, pkt);
} else {
av_free_packet(pkt);
}
stream_component_close(is, is->audio_stream);
if (is->video_stream >= 0)
stream_component_close(is, is->video_stream);
+ if (is->subtitle_stream >= 0)
+ stream_component_close(is, is->subtitle_stream);
if (is->ic) {
av_close_input_file(is->ic);
is->ic = NULL; /* safety */
if (ret != 0) {
SDL_Event event;
-
+
event.type = FF_QUIT_EVENT;
event.user.data1 = is;
SDL_PushEvent(&event);
return 0;
}
-/* pause or resume the video */
-static void stream_pause(VideoState *is)
-{
- is->paused = !is->paused;
-}
-
static VideoState *stream_open(const char *filename, AVInputFormat *iformat)
{
VideoState *is;
is->pictq_mutex = SDL_CreateMutex();
is->pictq_cond = SDL_CreateCond();
+ is->subpq_mutex = SDL_CreateMutex();
+ is->subpq_cond = SDL_CreateCond();
+
+ is->subtitle_decoder_mutex = SDL_CreateMutex();
+ is->audio_decoder_mutex = SDL_CreateMutex();
+ is->video_decoder_mutex = SDL_CreateMutex();
+
/* add the refresh timer to draw the picture */
schedule_refresh(is, 40);
}
SDL_DestroyMutex(is->pictq_mutex);
SDL_DestroyCond(is->pictq_cond);
+ SDL_DestroyMutex(is->subpq_mutex);
+ SDL_DestroyCond(is->subpq_cond);
+ SDL_DestroyMutex(is->subtitle_decoder_mutex);
+ SDL_DestroyMutex(is->audio_decoder_mutex);
+ SDL_DestroyMutex(is->video_decoder_mutex);
}
void stream_cycle_channel(VideoState *is, int codec_type)
if (codec_type == CODEC_TYPE_VIDEO)
start_index = is->video_stream;
- else
+ else if (codec_type == CODEC_TYPE_AUDIO)
start_index = is->audio_stream;
- if (start_index < 0)
+ else
+ start_index = is->subtitle_stream;
+ if (start_index < (codec_type == CODEC_TYPE_SUBTITLE ? -1 : 0))
return;
stream_index = start_index;
for(;;) {
if (++stream_index >= is->ic->nb_streams)
- stream_index = 0;
+ {
+ if (codec_type == CODEC_TYPE_SUBTITLE)
+ {
+ stream_index = -1;
+ goto the_end;
+ } else
+ stream_index = 0;
+ }
if (stream_index == start_index)
return;
st = ic->streams[stream_index];
- if (st->codec.codec_type == codec_type) {
+ if (st->codec->codec_type == codec_type) {
/* check that parameters are OK */
switch(codec_type) {
case CODEC_TYPE_AUDIO:
- if (st->codec.sample_rate != 0 &&
- st->codec.channels != 0)
+ if (st->codec->sample_rate != 0 &&
+ st->codec->channels != 0)
goto the_end;
break;
case CODEC_TYPE_VIDEO:
+ case CODEC_TYPE_SUBTITLE:
goto the_end;
default:
break;
{
if (cur_stream)
stream_pause(cur_stream);
+ step = 0;
+}
+
+void step_to_next_frame(void)
+{
+ if (cur_stream) {
+ if (cur_stream->paused)
+ cur_stream->paused=0;
+ cur_stream->video_current_pts = get_video_clock(cur_stream);
+ }
+ step = 1;
}
void do_exit(void)
void event_loop(void)
{
SDL_Event event;
+ double incr, pos, frac;
for(;;) {
SDL_WaitEvent(&event);
case SDLK_SPACE:
toggle_pause();
break;
+ case SDLK_s: //S: Step to next frame
+ step_to_next_frame();
+ break;
case SDLK_a:
- if (cur_stream)
+ if (cur_stream)
stream_cycle_channel(cur_stream, CODEC_TYPE_AUDIO);
break;
case SDLK_v:
- if (cur_stream)
+ if (cur_stream)
stream_cycle_channel(cur_stream, CODEC_TYPE_VIDEO);
break;
+ case SDLK_t:
+ if (cur_stream)
+ stream_cycle_channel(cur_stream, CODEC_TYPE_SUBTITLE);
+ break;
case SDLK_w:
toggle_audio_display();
break;
+ case SDLK_LEFT:
+ incr = -10.0;
+ goto do_seek;
+ case SDLK_RIGHT:
+ incr = 10.0;
+ goto do_seek;
+ case SDLK_UP:
+ incr = 60.0;
+ goto do_seek;
+ case SDLK_DOWN:
+ incr = -60.0;
+ do_seek:
+ if (cur_stream) {
+ pos = get_master_clock(cur_stream);
+ pos += incr;
+ stream_seek(cur_stream, (int64_t)(pos * AV_TIME_BASE), incr);
+ }
+ break;
default:
break;
}
break;
+ case SDL_MOUSEBUTTONDOWN:
+ if (cur_stream) {
+ int ns, hh, mm, ss;
+ int tns, thh, tmm, tss;
+ tns = cur_stream->ic->duration/1000000LL;
+ thh = tns/3600;
+ tmm = (tns%3600)/60;
+ tss = (tns%60);
+ frac = (double)event.button.x/(double)cur_stream->width;
+ ns = frac*tns;
+ hh = ns/3600;
+ mm = (ns%3600)/60;
+ ss = (ns%60);
+ fprintf(stderr, "Seek to %2.0f%% (%2d:%02d:%02d) of total duration (%2d:%02d:%02d) \n", frac*100,
+ hh, mm, ss, thh, tmm, tss);
+ stream_seek(cur_stream, (int64_t)(cur_stream->ic->start_time+frac*cur_stream->ic->duration), 0);
+ }
+ break;
case SDL_VIDEORESIZE:
if (cur_stream) {
- screen = SDL_SetVideoMode(event.resize.w, event.resize.h, 0,
+ screen = SDL_SetVideoMode(event.resize.w, event.resize.h, 0,
SDL_HWSURFACE|SDL_RESIZABLE|SDL_ASYNCBLIT|SDL_HWACCEL);
cur_stream->width = event.resize.w;
cur_stream->height = event.resize.h;
static void opt_image_format(const char *arg)
{
AVImageFormat *f;
-
+
for(f = first_image_format; f != NULL; f = f->next) {
if (!strcmp(arg, f->name))
break;
show_help();
}
+void opt_seek(const char *arg)
+{
+ start_time = parse_date(arg, 1);
+}
+
+static void opt_debug(const char *arg)
+{
+ debug = atoi(arg);
+}
+
+static void opt_vismv(const char *arg)
+{
+ debug_mv = atoi(arg);
+}
+
+static void opt_thread_count(const char *arg)
+{
+ thread_count= atoi(arg);
+#if !defined(HAVE_THREADS)
+ fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
+#endif
+}
+
const OptionDef options[] = {
{ "h", 0, {(void*)show_help}, "show help" },
{ "x", HAS_ARG, {(void*)opt_width}, "force displayed width", "width" },
#endif
{ "an", OPT_BOOL, {(void*)&audio_disable}, "disable audio" },
{ "vn", OPT_BOOL, {(void*)&video_disable}, "disable video" },
+ { "ss", HAS_ARG, {(void*)&opt_seek}, "seek to a given position in seconds", "pos" },
{ "nodisp", OPT_BOOL, {(void*)&display_disable}, "disable graphical display" },
{ "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" },
{ "img", HAS_ARG, {(void*)opt_image_format}, "force image format", "img_fmt" },
{ "stats", OPT_BOOL | OPT_EXPERT, {(void*)&show_status}, "show status", "" },
+ { "debug", HAS_ARG | OPT_EXPERT, {(void*)opt_debug}, "print specific debug info", "" },
+ { "bug", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&workaround_bugs}, "workaround bugs", "" },
+ { "vismv", HAS_ARG | OPT_EXPERT, {(void*)opt_vismv}, "visualize motion vectors", "" },
+ { "fast", OPT_BOOL | OPT_EXPERT, {(void*)&fast}, "non spec compliant optimizations", "" },
+ { "genpts", OPT_BOOL | OPT_EXPERT, {(void*)&genpts}, "generate pts", "" },
+ { "lowres", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&lowres}, "", "" },
+ { "skiploop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_loop_filter}, "", "" },
+ { "skipframe", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_frame}, "", "" },
+ { "skipidct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_idct}, "", "" },
+ { "idct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&idct}, "set idct algo", "algo" },
+ { "er", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_resilience}, "set error detection threshold (0-4)", "threshold" },
+ { "ec", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_concealment}, "set error concealment options", "bit_mask" },
#ifdef CONFIG_NETWORK
{ "rtp_tcp", OPT_EXPERT, {(void*)&opt_rtp_tcp}, "force RTP/TCP protocol usage", "" },
#endif
- { "sync", HAS_ARG | OPT_EXPERT, {(void*)&opt_sync}, "set audio-video sync. type (type=audio/video/ext)", "type" },
+ { "sync", HAS_ARG | OPT_EXPERT, {(void*)opt_sync}, "set audio-video sync. type (type=audio/video/ext)", "type" },
+ { "threads", HAS_ARG | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" },
{ NULL, },
};
"p, SPC pause\n"
"a cycle audio channel\n"
"v cycle video channel\n"
+ "t cycle subtitle channel\n"
"w show audio waves\n"
+ "left/right seek backward/forward 10 seconds\n"
+ "down/up seek backward/forward 1 minute\n"
+ "mouse click seek to percentage in file corresponding to fraction of width\n"
);
exit(1);
}
int main(int argc, char **argv)
{
int flags, w, h;
-
+
/* register all codecs, demux and protocols */
av_register_all();
+ #ifdef CONFIG_OS2
+ MorphToPM(); // Morph the VIO application to a PM one to be able to use Win* functions
+
+ // Make stdout and stderr unbuffered
+ setbuf( stdout, NULL );
+ setbuf( stderr, NULL );
+ #endif
+
parse_options(argc, argv, options);
if (!input_filename)
flags |= SDL_INIT_EVENTTHREAD; /* Not supported on win32 */
#endif
if (SDL_Init (flags)) {
- fprintf(stderr, "Could not initialize SDL - exiting\n");
+ fprintf(stderr, "Could not initialize SDL - %s\n", SDL_GetError());
exit(1);
}
if (dpy) {
fs_screen_width = DisplayWidth(dpy, DefaultScreen(dpy));
fs_screen_height = DisplayHeight(dpy, DefaultScreen(dpy));
- XCloseDisplay(dpy);
+ XCloseDisplay(dpy);
}
}
#endif